54199169 has 2 divisors, whose sum is σ = 54199170. Its totient is φ = 54199168.

The previous prime is 54199163. The next prime is 54199219. The reversal of 54199169 is 96199145.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49843600 + 4355569 = 7060^2 + 2087^2 .

It is a cyclic number.

It is not a de Polignac number, because 54199169 - 2²⁴ = 37421953 is a prime.

It is a super-2 number, since 2×54199169² = 5875099840581122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (54199163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27099584 + 27099585.

It is an arithmetic number, because the mean of its divisors is an integer number (27099585).

Almost surely, 2^54199169 is an apocalyptic number.

It is an amenable number.

54199169 is a deficient number, since it is larger than the sum of its proper divisors (1).

54199169 is an equidigital number, since it uses as much as digits as its factorization.

54199169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 87480, while the sum is 44.

The square root of 54199169 is about 7362.0084895360. The cubic root of 54199169 is about 378.4404433655.

The spelling of 54199169 in words is "fifty-four million, one hundred ninety-nine thousand, one hundred sixty-nine".